7 × 31 × 3989

Prime Factor Structure

Factorization String 7 × 31 × 3989

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,021,440

Proper Divisor Sum 155,827

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #865609 ← → #865619

1 7 31 217 3,989 27,923 123,659 865,613

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

865,613 2,596,840 1,298,420 649,210 324,605 973,816 486,908 243,454 121,727 365,182 182,591 547,774 273,887 821,662 410,831 1,232,494 616,247 1,848,742 924,371 2,773,114 1,386,557 4,159,672 2,079,836 1,039,918 519,959 1,559,878 779,939 2,339,818 1,169,909 3,509,728 1,754,864 877,432 438,716 219,358 109,679 329,038 164,519 493,558 246,779 740,338 370,169 1,110,508 555,254 277,627 832,882 416,441 1,249,324 624,662 312,331 936,994 468,497 1,405,492 702,746 351,373 1,054,120 527,060 263,530 131,765 395,296 197,648

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.